2026-08-26
The Best AI Coding Models Right Now, By Job
Coding models run from $0.07 to $5.00 per million input tokens — a 70× spread. A shortlist by task, with verified prices and context lengths.
プロバイダーが交わる場所からのノート
2026-08-22
The Best AI Video Models Right Now, By Job
A shortlist by task, not a ranking. Prices run from $0.002 to $0.357 per second — a 178× spread. What each tier is actually for.
2026-08-18
The Best AI Image Models Right Now, By Job
Not a ranking — a shortlist by task. The cheapest model that will do each job, from $0.003 bulk generation to precision editing. Verified prices.
2026-08-13
480p, 720p or 1080p? What AI Video Resolution Actually Costs
Resolution is the biggest lever on an AI video bill — and the cheapest provider changes depending on which tier you pick. Verified prices.
2026-08-08
AI Image Generation Pricing Compared
What one generated image actually costs, from $0.003 to $0.045 — across fal.ai, Replicate and Atlas Cloud, with the rounding trap that doubles bills.
2026-08-03
How Much Does AI Actually Cost? Three Worked Examples
What AI really costs for 10,000 product images, a chat feature at 50,000 messages a month, and 200 short videos — with the unit maths shown.
2026-07-28
Why the Same AI Model Costs Different Amounts at Different Providers
The same AI model is often listed at three different prices. Here is what actually varies — billing units, resolution tiers, run-time billing and discounts.
2026-07-21
マルチモーダル AI とは? (そしてなぜ一つのモデルを指すことは稀なのか)
マルチモーダルには二つの意味があります。多くの入力形式を読めるモデルと、それらを作れるモデルは別物で、両方こなすものはほとんどありません。
2026-07-13
コンテキスト長とは? (そして実際に何がそれを埋めるのか)
コンテキスト長は機能ではなく予算です。何がそれを消費するのか、今日の実際の上限はどこか、そして足りなくなると何が起きるのか。
2026-07-06
AI のトークンとは? (そして請求が思ったより大きい理由)
トークンをやさしく説明します。何が 1 トークンか、10 ターンの会話がなぜ入力した文字の 22 倍を請求するのか、そしてなぜ出力トークンがいちばん高いのか。